优化代码, 减少体积

package.json

@@ -1,6 +1,6 @@
 {
   "name": "wkitd",
-  "version": "1.3.11",
+  "version": "1.3.12",
   "type": "module",
   "main": "dist/index.js",
   "files": [

src/router/router-components.js

@@ -21,13 +21,16 @@ class RouterView extends Component {
 
   set current(v) {
     let old = this.#current
+    let $refs = this.$refs
     this.#current = v
+
     if (this.keepAlive) {
       if (old) {
-        if (this.$refs[old]) {
-          this.$refs[old].removed = true
-          this.$refs[old].deactivated()
-          this.$refs[old].remove()
+        let $old = $refs[old]
+        if ($old) {
+          $old.removed = true
+          $old.deactivated()
+          $old.remove()
         } else {
           this.$requestUpdate()
         }
@@ -35,14 +38,15 @@ class RouterView extends Component {
         this.$requestUpdate()
       }
       if (v) {
-        if (this.$refs[v]) {
-          this.root.appendChild(this.$refs[v])
-          this.$refs[v].$requestUpdate()
+        let $new = $refs[v]
+        if ($new) {
+          this.root.appendChild($new)
+          $new.$requestUpdate()
           if (this.transition) {
-            this.$refs[v].$animate()
+            $new.$animate()
           }
-          this.$refs[v].removed = false
-          this.$refs[v].activated()
+          $new.removed = false
+          $new.activated()
         } else {
           this.$requestUpdate()
         }
@@ -72,20 +76,21 @@ class RouterView extends Component {
         { transform: 'translateX(0)', opacity: 1 }
       ]
     }
+    let name = this.current
 
-    if (this.current) {
+    if (name) {
       if (this.transition) {
         return raw(
-          `<${this.current} ref="${this.current}" ${
+          `<${name} ref="${name}" ${
             this.keepAlive ? 'keep-alive' : ''
-          } #animation="%s"></${this.current}>`,
+          } #animation="%s"></${name}>`,
           [option]
         )
       }
       return raw(
-        `<${this.current} ref="${this.current}" ${
+        `<${name} ref="${name}" ${
           this.keepAlive ? 'keep-alive' : ''
-        }></${this.current}>`
+        }></${name}>`
       )
     }
   }